package com.atguigu.gulimall.cart.vo;

import java.math.BigDecimal;
import java.util.List;

/**
 * @author: xuesm
 * @date: 2025/2/10 20:17
 */
public class Cart {

    List<CartItem> items;

    private Integer countNum;   // 商品数量
    private Integer countType;  // 商品类型数量
    private BigDecimal totalAmount = new BigDecimal("0"); // 商品总价
    private BigDecimal reduce = new BigDecimal("0"); // 减免价格


    public List<CartItem> getItems() {
        return items;
    }

    public void setItems(List<CartItem> items) {
        this.items = items;
    }

    public Integer getCountNum() {
        int count = 0;
        for (CartItem item : items) {
            count += item.getCount();
        }

        return count;
    }

    public Integer getCountType() {
        return items == null? 0: items.size();
    }


    public BigDecimal getTotalAmount() {
        BigDecimal amount = new BigDecimal("0");
        if (items != null && items.size() > 0){
            for (CartItem item : items) {
                if (item.getCheck()){
                    BigDecimal totalPrice = item.getTotalPrice();
                    amount = amount.add(totalPrice);
                }
            }
        }
        BigDecimal subtract = amount.subtract(getReduce());
        return subtract;
    }


    public BigDecimal getReduce() {
        return reduce;
    }

    public void setReduce(BigDecimal reduce) {
        this.reduce = reduce;
    }
}
